zinc oxide

Nanomaterials contaminating soil, food crops?


August 22nd, 2012 - 2:20 pm ICT by IANS
Washington, Aug 22 (IANS) Man-made nanomaterials (MNMs), used in popular cosmetic products such as shampoos, gels, hair dyes and sunscreens, may also be contaminating the quality and yield of food ... Read more...

Posted in Environment |

Ancient idea shows way to utilise wasted heat


June 14th, 2012 - 5:28 pm ICT by IANS
Washington, June 14 (IANS) A phenomenon first observed by ancient Greek philosopher Theophrastus 2,300 years ago, has become the basis for a new device designed to harness enormous amounts of ... Read more...

Posted in World |

Protect skin with sunscreen, but use lightly


May 20th, 2012 - 11:47 am ICT by IANS
New Delhi, May 20 (IANS) It's good to apply sunscreen before you step out of home in the scorching sun. But don't use it too frequently or in large dabs, ... Read more...

Posted in Health |

Toxic traffic metals pollute air


February 26th, 2012 - 6:29 pm ICT by IANS
Madrid, Feb 26 (IANS) Particles of toxic metals, generated by cars, may not only contaminate the air but also seep under the asphalt and harm the adjacent soil and plants, ... Read more...

Posted in Environment |

Sunscreen chemical may cause cancer


December 1st, 2011 - 2:25 pm ICT by IANS
Singapore, Dec 1 (IANS) A metal compound commonly found in consumer products and sunscreens lotions could potentially cause cancer.Zinc oxide is used to absorb harmful ultra violet light. But when ... Read more...

Posted in Health |

New solar cell technology boosts efficiency of photovoltaics


April 30th, 2011 - 6:13 pm ICT by ANI
Washington, Apr 30 (ANI): The creation of a 3-D nanocone-based solar cell platform has allowed a team of scientists to boost the light-to-power conversion efficiency of photovoltaics by nearly 80 percent.The team ... Read more...

Posted in Health Science |

iPod and other gadgets could soon be ‘charged by pinch of the fingers’


March 30th, 2011 - 4:50 pm ICT by ANI
Washington, Mar 30 (ANI): Scientists are reporting the development of the first commercially viable nanogenerator, a flexible chip that can use body movements to generate electricity.They described boosting the device's power output ... Read more...

Posted in Health Science |

New material could lead to intelligent, self-powered microrobots


September 30th, 2010 - 1:26 pm ICT by ANI
Washington, Sep 30 (ANI): A new type of power-producing piezoelectric material that can perform simple calculations, could lead to a whole new class of intelligent, self-powered micorobots.Power-producing piezoelectric materials are getting smarter, ... Read more...

Posted in Health Science |

Soon, cell phones to be powered by conversations!


September 14th, 2010 - 2:07 pm ICT by ANI
Washington, Sep 14 (ANI): The more you talk, the longer your cell phone battery will last - that's the future scientists have predicted with a new technology that converts sound to electricity.Scientists ... Read more...

Posted in Health Science |

Indian boffin reveals how to use off-the-shelf dyes to improve solar cells


September 1st, 2010 - 5:48 pm ICT by ANI
Washington, Sep 1 (ANI): Applying a blended mixture of various off-the-shelf dyes commonly used in food and medical industries could actually boost the ability of zinc oxide solar cells to absorb visible ... Read more...

Posted in Health Science |

Nanoparticles in English ivy ‘key to making sunscreen safer, more effective’


July 20th, 2010 - 3:16 pm ICT by ANI
Washington, July 20 (ANI): Inspired by English ivy's amazing clinging power, a researcher has discovered that the tiny particles secreted from ivy rootlets could hold the key to making sunscreen safer and ... Read more...

Posted in Health Science |

Nanoparticles in sunscreens could be toxic if accidentally eaten


June 24th, 2010 - 2:08 pm ICT by ANI
Washington, June 24 (ANI): Nanoparticles in sunscreens could be toxic if accidentally eaten, according to scientists.Philip Moos and colleagues have said that particle size affects the toxicity of zinc oxide, a material ... Read more...

Posted in Health Science |

Soon, ‘green’ cars that could run on CO2 and sunlight


June 3rd, 2010 - 12:48 pm ICT by ANI
London, June 3 (ANI): A team at Sandia National Laboratories is working on creating building blocks for synthetic liquid fuels that could reduce carbon dioxide emissions significantly.Their cerium-oxide-based system can convert CO2 ... Read more...

Posted in Health Science |

Nanoparticles in sunscreen toxic if ingested


April 9th, 2010 - 7:10 pm ICT by IANS
Washington, April 9 (IANS) Scientists have reported that particle size affects the toxicity of zinc oxide, a material widely used in sunscreens. They have also found that nanoparticles in sunscreen can be ... Read more...

Posted in Health |

Sunscreen nanoparticles could be toxic if accidentally eaten


April 8th, 2010 - 12:43 pm ICT by ANI
Washington, Apr 8 (ANI): Nanoparticles of zinc oxide present in sunscreens could prove toxic if consumed accidentally, according to a study.Particles smaller than 100 nanometers are slightly more toxic to colon cells ... Read more...

Posted in Health Science |

Scientists harvest waste energy to turn water into usable hydrogen fuel


March 12th, 2010 - 3:31 pm ICT by ANI
Washington, March 12 (ANI): Reports indicate that materials scientists at the University of Wisconsin-Madison have designed a way to harvest small amounts of waste energy and harness them to turn water into ... Read more...

Posted in Health Science |

New experiment shows how to see through opaque materials


March 9th, 2010 - 12:56 pm ICT by ANI
Washington, March 9 (ANI): A new experiment conducted by scientists has shown that it's possible to see through opaque materials and detect objects hidden behind them.Materials such as paper, paint, and biological ... Read more...

Posted in Health Science |

Now, world’s first 3-D solar panel system that works underground


November 10th, 2009 - 2:55 pm ICT by ANI
Sydney, November 10 (ANI): Using what they call the world's first 3-D solar panel system, scientists in the US have created photovoltaic cells that work underground.According to a report in ABC Science, ... Read more...

Posted in Health Science |

Lotus-inspired dust-preventing shield may protect spaceflight gear


September 24th, 2009 - 3:15 pm ICT by ANI
Washington, September 24 (ANI): Researchers at NASA's Goddard Space Flight Center in Greenbelt, Maryland, are developing a special transparent coating to prevent dirt and even bacteria from sticking to and contaminating the ... Read more...

Posted in Health Science |

Scientists develop ‘nanospears’ that could lead to more efficient solar cells


August 15th, 2009 - 2:22 pm ICT by ANI
Washington, August 15 (ANI): Researchers at Missouri University of Science and Technology (S and T), US, have developed microscopic, spear-shaped zinc oxide crystals on a surface of single-crystal silicon, which may be ... Read more...

Posted in Health Science |

EU regulates use of nano particles in cosmetics


July 16th, 2009 - 2:57 pm ICT by IANS
Hamburg, July 16 (DPA) Manufacturers, not wanting to miss a chance to apply the benefits of the new wave of technology, are placing a lot of faith in the future of nano ... Read more...

Posted in Business |

Now, waving hands will charge your iPods, cell phones (re-issue)


March 29th, 2009 - 3:45 pm ICT by ANI
Washington, Mar 29 (ANI): Forget about plugging your iPod or BlackBerry into a power source ever again, for now you can charge these devices just by waving your hand, or stretching your ... Read more...

Posted in Health Science |

Now, waving hands will charge your iPods, cell phones


March 27th, 2009 - 1:25 pm ICT by ANI
Washington, Mar 27 (ANI): Forget about plugging your iPod or BlackBerry into a power source ever again, for now you can charge these devices just by waving your hand, or stretching your ... Read more...

Posted in Health Science |

Zinc oxide imparts green sheen to new photoconductors


March 19th, 2009 - 5:06 pm ICT by IANS
Washington, March 19 (IANS) Researchers have designed a photoconducting material that uses zinc oxide, a green inorganic compound found in baby powder and suntan lotion. Earlier photoconducting devices were based on lead ... Read more...

Posted in Sci-Tech |

Nanogenerators produce electricity from jacket wearing hamsters


February 14th, 2009 - 2:18 pm ICT by ANI
Washington, Feb 14 (ANI): Researchers at Georgia Institute of Technology, US, have used nanotechnology to produce electricity from running hamsters wearing power-generating jackets.Using nanotechnology, we have demonstrated ways to convert even ... Read more...

Posted in Health Science |

Diaper rash preventative can produce brilliant light best suited to human eye


December 19th, 2008 - 3:12 pm ICT by ANI
Washington, Dec 19 (ANI): A cheap and non-toxic sunburn and diaper rash preventative can become a major tool in producing brilliant light best suited to the human eye, according to Duke ... Read more...

Posted in Health Science |

Karnataka’s traditional artisans go green


August 7th, 2008 - 12:15 pm ICT by IANS
By Maitreyee Boruah Bangalore, Aug 7 (IANS) Going green and adopting more eco-friendly measures seem to be the latest mantra of the world-renowned artisan fraternity of Karnataka who are taking their creativity a ... Read more...

Posted in Environment |

Nano-zinc may give detectives clearer fingerprints even on wet surfaces


July 7th, 2008 - 2:19 pm ICT by ANI
Melbourne, July 7 (ANI): Australian researchers say that detectives can obtain a clearer image of fingerprints even on wet surfaces by using a powder made up of zinc oxide nanoparticles during ... Read more...

Posted in National |

US extradites alleged conman to India


July 4th, 2008 - 9:39 pm ICT by IANS
New Delhi, July 4 (IANS) Narendra Rastogi, accused of cheating the government of Rs.430 million in the late 1980s and facing trial in 13 cases Delhi and Mumbai courts, has been extradited ... Read more...

Posted in Uncategorized |

Be a Cleopatra: Mineral make-up is ‘new’ cosmetic trend


April 19th, 2008 - 9:43 am ICT by admin
By Melanie Brandl Berlin, April 19 (DPA) The recipe is anything but new: The Egyptians knew the advantages of finely ground stones and quartz and applied them specifically for beauty. The cosmetic industry ... Read more...

Posted in Business |

Tests on nanoparticles used in sunscreen ‘reassuring’


February 19th, 2008 - 6:06 pm ICT by admin
Washington, Feb 19 (ANI): Results of early studies on the safety of zinc oxide nanoparticles used in sunscreens have been found to be reassuring.Scientists were unaware as to how commercial products containing ... Read more...

Posted in Health Science |

Soon, clothing that can charge your mobile, iPod


February 14th, 2008 - 4:31 pm ICT by admin
London , Feb 14 (ANI): You may soon not have to search for am electrical socket to charge your iPod or mobile phone, for your clothes may be doing the same for ... Read more...

Posted in Health Science |

Sapphire wafers pave way for mass scale nanowire fabrication


November 14th, 2007 - 2:56 am ICT by admin
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Posted in Sci-Tech |

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